bug#12489: inconsistent output from 'dd' w/rt stats and suppression.

[Eric Blake]

[we tend to avoid top-posting on this list]

On 09/24/2012 02:15 PM, Linda Walsh wrote:
> Thanks, um... (update docs? -- manpages?)

Yep, those were included.  Docs via:

+++ b/doc/coreutils.texi
@@ -8115,10 +8115,24 @@ of everything until the end of the file.
 if @samp{iflag=count_bytes} is specified, @var{n} is interpreted
 as a byte count rather than a block count.

address@hidden status=noxfer
address@hidden address@hidden
 @opindex status
-Do not print the overall transfer rate and volume statistics
-that normally make up the third status line when @command{dd} exits.
+Transfer information is normally output to stderr upon
+receipt of the @samp{INFO} signal or when @command{dd} exits.
+Specifying @var{which} will identify which information to suppress.
+
address@hidden @samp
+
address@hidden noxfer
address@hidden noxfer
+Do not print the transfer rate and volume statistics
+that normally make up the last status line.
+
address@hidden none
address@hidden none
+Do not print any informational messages to stderr.
+
address@hidden table

 @item address@hidden,@address@hidden
 @opindex conv



and manpage (which is generated from --help output) via:

@@ -536,7 +540,8 @@ Copy a file, converting and formatting according to
the operands.\n\
   oflag=FLAGS     write as per the comma separated symbol list\n\
   seek=N          skip N obs-sized blocks at start of output\n\
   skip=N          skip N ibs-sized blocks at start of input\n\
-  status=noxfer   suppress transfer statistics\n\
+  status=WHICH    WHICH info to suppress outputting to stderr;\n\
+                  'noxfer' suppresses transfer stats, 'none' suppresses
all\n\
 "), stdout);
       fputs (_("\
 \n\



-- 
Eric Blake   address@hidden    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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